/*******************************************************************************
 Jimm - Mobile Messaging - J2ME ICQ clone
 Copyright (C) 2003-05  Jimm Project

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 as published by the Free Software Foundation; either version 2
 of the License, or (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 ********************************************************************************
 File: src/jimm/comm/ToIcqSrvPacket.java
 Version: ###VERSION###  Date: ###DATE###
 Author(s): Manuel Linsmayer, Andreas Rossbacher
 *******************************************************************************/


// #sijapp cond.if protocols_ICQ is "true" #
package org.jimm.protocol.icq.packet;

import org.jimm.comm.*;

public class ToIcqSrvPacket extends SnacPacket {


    // CLI_REQOFFLINEMSGS packet subcommand
    public static final int CLI_REQOFFLINEMSGS_SUBCMD = 0x003C;


    // CLI_ACKOFFLINEMSGS packet subcommand
    public static final int CLI_ACKOFFLINEMSGS_SUBCMD = 0x003E;


    // CLI_META packet subcommand and types
    public static final int CLI_META_SUBCMD = 0x07D0;
    public static final int CLI_META_REQINFO_TYPE = 0x04D0;   // doesn't work
    public static final int CLI_META_REQMOREINFO_TYPE = 0x04B2;
    public static final int CLI_SET_FULLINFO = 0x0C3A;


    /****************************************************************************/
    /****************************************************************************/
    /**
     * ************************************************************************
     */


    // ICQ sequence number
    protected int icqSequence;


    // UIN
    protected String uin;


    // Subcommand
    protected int subcommand;

    // Constructor
    public ToIcqSrvPacket(long reference, int snacFlags, int icqSequence, String uin, int subcommand, byte[] extData, byte[] data) {
        super(SnacPacket.OLD_ICQ_FAMILY, SnacPacket.CLI_TOICQSRV_COMMAND, snacFlags, reference, extData, data);
        this.icqSequence = icqSequence;
        this.uin = uin;
        this.subcommand = subcommand;
    }

    // Constructor
    public ToIcqSrvPacket(long reference, int icqSequence, String uin, int subcommand, byte[] extData, byte[] data) {
        this(reference, 0, icqSequence, uin, subcommand, extData, data);
    }

    // Constructor
    public ToIcqSrvPacket(long reference, String uin, int subcommand, byte[] extData, byte[] data) {
        this(reference, 0, -1, uin, subcommand, extData, data);
    }


    // Returns the ICQ sequence number
    public final int getIcqSequence() {
        return this.icqSequence;
    }


    // Sets the ICQ sequence number
    public final void setIcqSequence(int icqSequence) {
        this.icqSequence = icqSequence;
    }

    // Returns the subcommand
    public final int getSubcommand() {
        return this.subcommand;
    }


    // Returns the package as byte array
    public byte[] toByteArray() {

        // Allocate memory
        int dataLength = 10 + 14 + data.length + (extData.length > 0 ? 2 + extData.length : 0);
        byte buf[] = new byte[6 + dataLength];

        assembleFlapHeader(buf, 0x02);
        assembleSnacHeader(buf);

        int ip = 16; // flap + snac headers
        // Assemlbe SNAC.DATA
        if (extData.length > 0) {
            Util.putWordBE(buf, 16, extData.length);
            System.arraycopy(extData, 0, buf, 18, extData.length);
            ip += 2 + extData.length;
        }
        Util.putWordBE(buf, ip + 0, 0x0001);
        Util.putWordBE(buf, ip + 2, 10 + data.length);
        Util.putWordLE(buf, ip + 4, 8 + data.length);         // CLI_TOICQSRV.LENGTH in Little Endian
        Util.putDWordLE(buf, ip + 6, Long.parseLong(uin));    // CLI_TOICQSRV.UIN in Little Endian
        Util.putWordLE(buf, ip + 10, subcommand);             // CLI_TOICQSRV.SUBCOMMAND in Little Endian
        Util.putWordLE(buf, ip + 12, icqSequence);            // CLI_TOICQSRV.SEQUENCE in Little Endian
        System.arraycopy(data, 0, buf, ip + 14, data.length); // CLI_TOICQSRV.DATA in Little Endian
        return buf;
    }
}
// #sijapp cond.end #
